| FOUNTAIN WEALTH ENTERPRISES LIMITED | Private company limited by shares | Live |
| WEALTHY FOUNTAIN LIMITED | Private company limited by shares | Live |
| WISDOM FOUNTAIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Wishing Fountain Limited | Private company limited by shares | Live |
| Yixing Sea Fountain Equipment Limited | Private company limited by shares | Live |
| Fountainbridge Advisor Limited | Private company limited by shares | Live |
| Fountaine International Trading Co., Limited | Private company limited by shares | Live |
| FOUNTAINERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| FOUNTAINFIELD INVESTMENT LIMITED | Private company limited by shares | Live |
| FOUNTAINHEAD LIMITED | Private company limited by shares | Dissolved |
| FOUNTAINHEAD LIMITED | Private company limited by shares | Dissolved |
| FOUNTAINHEAD LIMITED | Private company limited by shares | Dissolved |
| FOUNTAINHEAD COMPANY LIMITED | Private company limited by shares | Live |
| The Fountainhead Capital Limited | | Live |
| Ocean fountainhead Limited | | Live |
| Team Fountainhead Limited | | Live |
| FOUNTAINLAND LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Jun-2016 |
| Fountainmed Limited | Private company limited by shares | Live |
| MAN WAH FOUNTAINPENS AND LIGHTERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CLEARSPRING FOUNTAINS LIMITED | Private company limited by shares | Live |
| FOUNTAINSIDE LIMITED | Private company limited by shares | Live |
| FOUNTAINVEST HK LIMITED | Private company limited by shares | Live |
| FountainVest Capital Limited | | Live |
| FOUNTOM GROUP LIMITED | Private company limited by shares | Live |
| Founton Technology Co., Limited | | Live |
| FOUNTON CORPORATION (HK) LIMITED | Private company limited by shares | Dissolved |
| Fountpoint Limited | Private company limited by shares | Live |
| FOUNTS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |